山姆夫妇预定今天要出远门,可是天下大雨,热水器又坏掉没有热水,山姆到地下室修理热水器,不幸被一个怪物所吞噬。芭芭拉到地下室找山姆不幸也被吞噬。原来这个怪物室外太空来的,因为她繁殖度太快,整个小镇到处都是怪物,警方出动所有人员扑杀怪物的幼虫,怪物真的能完全扑灭吗?(在许多 国家都以异形外传的形式发售,其中的怪物形象也很受人追捧,是20世纪十大经典怪物形象之一) -----ZombiehunterTwo campers in the New Jersey woods have their outdoor fun interrupted by the arrival of a meteorite crashing nearby. They go to investigate the crater, but are suddenly attacked and devoured by alien parasites who have hitched a ride to Earth. After finishing off the campers, the hungry space monsters head for a nearby town, where they make their domain in the basement of an old house soon begin polishing off one hapless inhabitant after another. Four young teenagers, plus one pre-teen boy, try to find a way to stop the angry space monsters before they reproduce and literally eat humanity.